Design and realization of circular polarization microstrip antenna 圓極化微帶天線的設(shè)計(jì)與實(shí)現(xiàn)
A circular polarization microstrip antenna with the shape of polygonal 正多邊形貼片圓極化微帶天線
Circular polarization mode 圓極化波模
Optimization design of dual - feed circular polarization patch antenna based on feeding correction 用饋電校正優(yōu)化設(shè)計(jì)雙饋點(diǎn)圓極化微帶天線
Paper research grating parameter and performance . firstly , the paper confirm grating ’ s size base on grating circular polarization ’ s basic theory 本文首先根據(jù)圓極化器的基本理論確定了光柵條幾何尺寸的范圍。
Gained same data with literature . paper based cascade scatter matrix field matching equation . program currency frame grating programme . obtain several design project of high power and high efficiency grating - circular polarization 分析了薄片型光柵圓極化器的傳輸特性和極化特性,數(shù)值計(jì)算的結(jié)果與文獻(xiàn)給出的實(shí)驗(yàn)測(cè)得結(jié)果具有較好的一致。
Then , establish electric field and magnetic field matching equation of space and plate wave - guide . program about slice - grating - circular polarization . . analyse its transmit characteristic and polarization characteristic 然后運(yùn)用單極模匹配方法建立空間場(chǎng)和平板波導(dǎo)場(chǎng)的電場(chǎng)和磁場(chǎng)匹配方程,編制分析薄片型光柵圓極化器的程序,得到仿真結(jié)果。
In the purpose of enhance the circular polarization , the sub - array have used a phase transfer circuit which made each patch have 90deg phase difference in turn . matching branches are added to the full array to enhance the bandwidth of the antenna 在4單元天線子陣的設(shè)計(jì)過程中采用了移相電路,使4單元間的相位依次相差90 ,展寬了天線的圓極化軸比帶寬。
This paper presents detecting technology status of circular polarization and evolvement of dual - linear polarization , and new application to detecting atmosphere of polarimetric technology , and prospects future meteorological application of polarimetric detecting technology 介紹了微波圓偏振技術(shù)現(xiàn)狀和雙線偏振測(cè)量技術(shù)體制的重要進(jìn)展,以及近年在氣象應(yīng)用中所獲得的最新研究結(jié)果,展望了偏振探測(cè)技術(shù)的應(yīng)用前景。
In the analysis of log - periodical antenna the concept of diagonal field symmetric is introduced for the first time , and hence the calculating mesh size is reduced to half . in the calculation of circular polarization microstrip antenna , the effect of finite substrate is described 在對(duì)數(shù)周期天線的分析中,首次引入了對(duì)角線場(chǎng)對(duì)稱的概念,使得計(jì)算區(qū)域減小一半;在圓極化微帶天線的計(jì)算中,詳盡地討論了介質(zhì)截?cái)嗟拇笮?duì)天線性能的影響。